APA (7th ed.) Zitazioa
Ward, R. P. (1960). Introduction to electrical engineering (3rd ed.). prentice Hall.
Chicago Style (17th ed.) Zitazioa
Ward, Robert P. Introduction to Electrical Engineering. 3rd ed. Englewood Cliffs, N.J. ; New Delhi: prentice Hall, 1960.
MLA (9th ed.) Zitazioa
Ward, Robert P. Introduction to Electrical Engineering. 3rd ed. prentice Hall, 1960.
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